1. small and not very important or serious, especially when compared with other things Antonym : major: We have made some minor changes to the program. a relatively minor error a minor road They played only a minor role in local government.minor injury/illness/operation etc (=one that is not very serious or dangerous) He escaped with only minor injuries.

2. based on a particular type of musical scale: Mahler’s Symphony No. 3 in D minor a minor key

III. minor3 verbminor in something phrasal verbAmerican English to study a second main subject as part of your university degree Antonym : major: Sid majored in sociology and minored in political science.

minor adj. VERBS be, seem ADV. extremely, very This is a very minor operation and there is very little risk involved. comparatively, fairly, quite, relatively That's a relatively minor matter. We can leave it till later. apparently, seemingly